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About

Norimitsu Sakagami is a prominent robotics researcher whose work centers on underwater robotic systems, with particular expertise in inspection robots, manipulator dynamics, and remotely operated vehicles (ROVs). His research has made significant contributions to the practical deployment of underwater robots in challenging real-world environments, including dam inspections, ship hull surveys, archaeological excavations, and soil sampling operations. Sakagami's most influential work, garnering 49 citations, introduced an innovative dam inspection robot utilizing negative pressure effect plates to maintain stable mechanical contact with submerged surfaces — a elegant solution to the persistent challenge of positioning lightweight ROVs under turbulent conditions. This mechanical contact approach, explored across multiple studies totaling over 50 additional citations, has redefined how small underwater robots achieve the stability necessary for high-quality visual inspection and manipulation tasks. His foundational contributions to underwater manipulator dynamics, using iterative learning control and time-scale transformation, provided the field with practical methods for modeling complex hydrodynamic forces. Complementary work on neuro-fuzzy controllers and fish-like biomimetic robots further demonstrates his broad methodological range. With cumulative citations exceeding 220, Sakagami's research bridges theoretical robotics with urgent engineering applications, making him an influential figure for students and practitioners advancing underwater autonomous systems.